* {
    box-sizing: border-box;
}

/*body {*/
/*    text-align: center;*/
/*    display: flex;*/
/*    height: 100vh;*/
/*    justify-content: center;*/
/*    align-items: center;*/
/*    background-image: url("../img/debut_light.png");*/
/*}*/

.nav {
    display: inline-flex;
    position: relative;
    overflow: hidden;
    max-width: 100%;
    background-color: #fff;
    padding: 0 60px;
    border-radius: 40px;
    box-shadow: 0 10px 40px rgba(159, 162, 177, 0.8);
    font-size: 20px;
}
.navv{
    display: inline-flex;
    position: relative;
    overflow: hidden;
    max-width: 100%;
    background-color: #fff;
    padding: 0 10px;
    border-radius: 60px;
    box-shadow: 0 10px 40px rgba(159, 162, 177, 0.8);
    font-size:15px;
}
.completeds{
    text-align:center;
}
.detaill{
    text-align:center;
}
.payment{
    text-align:center;
}
.problue{
    text-align:center;
}
.prolog{
    text-align:center;
}
.impl{
    text-align:center;
}
.proagr{
    text-align:center;
}
.contracts{
    text-align:center;
}
.schedules{
    text-align:center;
}
.nav-item {
    color: #83818c;
    padding: 20px;
    text-decoration: none;
    transition: .3s;
    margin: 0 6px;
    z-index: 1;
    font-family: 'DM Sans', sans-serif;
    font-weight: 500;
    position: relative;
    line-height: 1;
}
.nav-item:before {
    content: "";
    position: absolute;
    bottom: -6px;
    left: 0;
    width: 100%;
    height: 5px;
    background-color: #dfe2ea;
    border-radius: 8px 8px 0 0;
    opacity: 0;
    transition: .3s;
}

.nav-item:not(.is-active):hover:before {
    opacity: 1;
    bottom: 0;
}

.nav-item:not(.is-active):hover {
    color: #333;
}

.nav-indicator {
    position: absolute;
    left: 0;
    bottom: 0;
    height: 4px;
    transition: .4s;
    height: 5px;
    z-index: 1;
    border-radius: 8px 8px 0 0;
}

@media (max-width: 580px) {
    .nav {
        overflow: auto;
    }
}
